It is an unassuming, timeless marvel of mysterious origins and significant usefulness. It remains an artifact unto itself, providing illumination for those who need it in their lives, and moving on, ever ready to serve and light the darkness for the next master.
As they travel they notice a horrible rotten smell. As they travel it gets stronger and stronger forcing them to cover their noses and mouth less they choke on the horrible smell. Rotting animal carcass that has been ripped apart and tracks all over, covered in maggots.